polychromasian.

1909 R. J. M. Buchanan Blood in Health & Dis. xi. 196 Polychromasia is common; with stains containing methyl blue and eosin such cells may be a light violet or even a distinct blue, with methylene blue and iodine the erythrocytes in this disease exhibit a green colour not usually met with in other forms of anæmia.

1956 Nature 17 Mar. 524/1 During the first two weeks of cortisone treatment, the degree of polychromasia and anisocytosis seen in the normal blood picture became increased.

1993 S. J. Ettinger Pocket Compan. Textbk. Vet. Internal Med. lxxxv. 445 Anemia from blood loss in gastric disease is characterized by regeneration with reticulocytosis, nucleated red blood cells, aniso-cytosis, and polychromasia.

1911 Jrnl. Pathol. & Bacteriol. 15 9 Degenerate forms with vacuolated or irregularly stained and polychromasic cytoplasm are often seen.

1942 M. M. Wintrobe Clin. Hematol. ii. 56 A close parallelism between the numbers of polychromasic and reticulated cells in various samples of blood has been found.